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Oct 15, There are hundreds of types of galls and perhaps that many that will select oak trees. The tiny 'poppy seeds' on your lawn and under the tree are, indeed, galls, and probably produced by a tiny, harmless wasp. This type of leaf gall does not harm the tree. shrubmulching.barg: green round things. Apr 09, ANSWER: The live oaks are dropping male catkins.

Their structures carry the male flowers of the trees. Live oaks, like many shade trees, produce separate male Estimated Reading Time: 2 mins.

By Amber Kelsey Updated November 28,

Feb 01, Oak apple gall information tells us that galls are formed when a female oak apple gall wasp lays eggs in the central vein on an oak leaves. When the larvae hatch, chemical and hormone interaction between the wasp eggs and the oak causes the tree to grow the round gall.

Galls are essential to developing oak apple gall shrubmulching.barted Reading Time: 2 mins. Damage from a number of insects such as aphids, psyllids, midges and cynipid wasps leads to the formation of round balls referred to as galls on oak trees. Avoid cutting trees galls are also the likely result of bacteria, nematodes or fungi, insects remain the predominant reason for gall formation.

Mar 02, A The “tassels” that drop from oak trees are called catkins, and they are the spent male flowers whose purpose is to shed pollen that is carried by the wind to female flowers. If pollination occurs, then the female flowers will develop into the acorns that are the seeds of the oak tree. Sep 01, Live oaks naturally shed leaves in summer, so as long as the leaves are green and healthy, there's no need to worry!

But if the fallen leaves are discolored or look unhealthy, that could mean a pest or disease. Oak wilt is a common one.

These stringy brown tassels are called catkins or tassels.

First, leaves turn yellow, then brown right before they fall off starting at the top of the tree. Nov 28, If you have an oak tree in your home landscape, you might have spotted small, unsightly brown balls hanging like fruit or growing into a branch.

These little balls, Missing: green round things. Apr 13, These stringy brown tassels are called catkins or tassels. They are the male pollen structures produced by oak trees (Quercus spp.). They hang in the trees like tassels on the end of bike handlebars, releasing their pollen into the wind to fertilize the female shrubmulching.bar